[Open Access]
Imaging of therapeutic carbon-ion beams in a human-head phantom measuring prompt X-rays
2025 Jpn. J. Appl. Phys. 64 027001

iopscience.iop.org/article/10.3...

#JJAP
#physics
#Openaccess
#secondary
#electron
#bremsstrahlung
#particle
#beam
#therapy
#imaging

While beta radiation is effectively blocked, blocking radiation gives rise to #Bremsstrahlung (deceleration radiation), which appears in the form of soft X-rays. While this is a minute source of radiation, I would rather not carry a soft X-ray source in my pocket.

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